Rotary kiln and method for burning carbonate-containing material, in particular limestone or dolomite

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12253309
APP PUB NO 20240077257A1
SERIAL NO

18280343

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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The present invention relates to a rotary kiln for burning carbonate-containing material, in particular limestone or dolomite, including a rotary tube with an inlet end for the feeding of the material to be burned and an outlet end for the discharging of the burned material, the rotary tube having an inlet zone at its inlet end and an outlet zone at its outlet end wherein a preheating zone and a combustion zone are arranged between the inlet zone and outlet zone, the rotary kiln being characterized according to the invention in that in the inlet zone of the rotary tube at least one projection is provided, the at least one projection having at least one sliding surface inclined to the longitudinal axis of the rotary tube for conveying the material to be burned from the inlet zone into the preheating zone. The present invention further relates to a method for burning carbonate-containing material, in particular limestone or dolomite.

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Patent Owner(s)

  • S.A. LHOIST RECHERCHE ET DÉVELOPPEMENT

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kaczinski, Carsten Dortmund, DE 3 0

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